MITMf/sslstrip/DnsCache.py
2014-07-07 13:40:49 +02:00

29 lines
599 B
Python

class DnsCache:
'''
The DnsCache maintains a cache of DNS lookups, mirroring the browser experience.
'''
_instance = None
def __init__(self):
self.cache = {}
def cacheResolution(self, host, address):
self.cache[host] = address
def getCachedAddress(self, host):
if host in self.cache:
return self.cache[host]
return None
def getInstance():
if DnsCache._instance == None:
DnsCache._instance = DnsCache()
return DnsCache._instance
getInstance = staticmethod(getInstance)